Answer:
16. 1 4/5
17. 2 2/3
18. 4/11
19. 4 1/2
20. 4/7
21. 1/2
22. 1 2/5
23. 2 1/2
24. 4 2/3
Step-by-step explanation:
1. subtract whole numbers first
2. subtract fractions next (simplify if you can)
3. subtract fractions and whole numbers
Answer:
Each person would get 1 1/2 pounds worth of cookies
Step-by-step explanation:
4 1/2 pounds of cookies divided equally among 3 people
4 1/2 pounds divided by 3 people = 1 1/2 pounds of cookies
Each person gets 1 1/2 pounds of cookies
Answer:

Step-by-step explanation:
The line passes through points 
Let 
Equation of a line passing through points
is given by 

So,

Put 

Answer:
Step-by-step explanation:
You need to set up a ratio for the original recipe and then use that ratio for the new one.
If we need 3 cups of flour for every 4 cups of sugar, we have a 3 c flour/4 c sugar ratio, or 3/4
The new ratio is 9 c of flour for ? c of sugar. Those ratios have to be the same, so we set up an equation like this:
3/4 = 9/?
In order to keep the same ratio, you have to multiply by the same number. Since 3*3 = 9, multiply 4*3 to get your answer.